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<a href="duye__file_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/************************************************************************************</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">**  </span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">* @copyright (c) 2013-2100, ChengDu Duyer Technology Co., LTD. All Right Reserved.</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">*</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">*************************************************************************************/</span></div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="preprocessor">#pragma once</span></div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="preprocessor">#include &lt;sys/stat.h&gt;</span></div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;</div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="duye__type_8h.html">duye_type.h</a>&gt;</span></div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="duye__sys_8h.html">duye_sys.h</a>&gt;</span></div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;</div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="keyword">namespace </span>duye {</div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;    </div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="keyword">typedef</span> <span class="keyword">enum</span> {</div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;    OPEN_READ = 1, </div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;    OPEN_WRITE = 1 &lt;&lt; 1,</div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;    OPEN_RDWR = 1 &lt;&lt; 2,</div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;    OPEN_APPEND = 1 &lt;&lt; 3</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;} FileOpenFlags;</div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;</div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="keyword">typedef</span> <span class="keyword">enum</span> {</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;    D_SEEK_BEG = 1,</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;    D_SEEK_CUR,</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;    D_SEEK_END</div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;} FileSeekFlags;</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;</div>
<div class="line"><a name="l00048"></a><span class="lineno"><a class="code" href="classduye_1_1_file_util.html">   48</a></span>&#160;<span class="keyword">class </span><a class="code" href="classduye_1_1_file_util.html">FileUtil</a> {</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;    <span class="keyword">static</span> <span class="keywordtype">bool</span> <a class="code" href="classduye_1_1_file_util.html#a58cc7d4cfe9d4285bd4ec84b38c4aed3" title="create file.">createFile</a>(<span class="keyword">const</span> int8* filePath, <span class="keyword">const</span> uint64&amp; initSize = 0); </div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;    </div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;    <span class="keyword">static</span> <span class="keywordtype">bool</span> <a class="code" href="classduye_1_1_file_util.html#aea32aaae7afdbb3e41059be201896531" title="create directory.">createDir</a>(<span class="keyword">const</span> int8* dirPath); </div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;    </div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;    <span class="keyword">static</span> <span class="keywordtype">bool</span> <a class="code" href="classduye_1_1_file_util.html#a71e4475d8eeac7047c865a87d9427ce7" title="judge file whether is exist.">isExist</a>(<span class="keyword">const</span> int8* filePath);  </div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;    </div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;    <span class="keyword">static</span> <span class="keywordtype">bool</span> <a class="code" href="classduye_1_1_file_util.html#ae620e79703a255b81e0a46dcf5a5469f" title="remove file">removeFile</a>(<span class="keyword">const</span> int8* filePath);</div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;    </div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;    <span class="keyword">static</span> uint64 <a class="code" href="classduye_1_1_file_util.html#ac7e9da4d79da5b96e9599ffea968a087" title="get file size">fileSize</a>(<span class="keyword">const</span> std::string&amp; filePath);    </div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;};</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;</div>
<div class="line"><a name="l00095"></a><span class="lineno"><a class="code" href="classduye_1_1_file.html">   95</a></span>&#160;<span class="keyword">class </span><a class="code" href="classduye_1_1_file.html">File</a> {</div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;    <a class="code" href="classduye_1_1_file.html">File</a>();</div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;</div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;    <span class="keyword">explicit</span> <a class="code" href="classduye_1_1_file.html">File</a>(<span class="keyword">const</span> int8* filePath);</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;    ~<a class="code" href="classduye_1_1_file.html">File</a>();</div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;</div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;    <span class="keywordtype">bool</span> <a class="code" href="classduye_1_1_file.html#a64b2260fee54b9e6a7640bc0e5ef0309" title="open file for reading">open</a>(<span class="keyword">const</span> <span class="keywordtype">int</span> fileOpenFlags);</div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;    <span class="keywordtype">bool</span> <a class="code" href="classduye_1_1_file.html#a64b2260fee54b9e6a7640bc0e5ef0309" title="open file for reading">open</a>(<span class="keyword">const</span> int8* filePath, <span class="keyword">const</span> <span class="keywordtype">int</span> fileOpenFlags);</div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;</div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;    <span class="keywordtype">bool</span> <a class="code" href="classduye_1_1_file.html#a64b2260fee54b9e6a7640bc0e5ef0309" title="open file for reading">open</a>(<span class="keyword">const</span> <span class="keywordtype">int</span> fileOpenFlags, <span class="keyword">const</span> int32 fileOpenMode);   </div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;    <span class="keywordtype">bool</span> <a class="code" href="classduye_1_1_file.html#a64b2260fee54b9e6a7640bc0e5ef0309" title="open file for reading">open</a>(<span class="keyword">const</span> int8* filePath, <span class="keyword">const</span> <span class="keywordtype">int</span> fileOpenFlags, <span class="keyword">const</span> int32 fileOpenMode);</div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;</div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;    <span class="keywordtype">bool</span> <a class="code" href="classduye_1_1_file.html#aa291998f5ffd97af16a7b0de3fe5db3b" title="close file">close</a>();</div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;</div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;    uint64 <a class="code" href="classduye_1_1_file.html#ad44d9f6dd81c0bb5e9a9df59f28e6d65" title="get file size">size</a>();</div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;</div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;    int64 <a class="code" href="classduye_1_1_file.html#a09e72a10dd764e7c7a91a1ede699822f" title="set file seek">seek</a>(<span class="keyword">const</span> int64 offset, <span class="keyword">const</span> FileSeekFlags&amp; flags = D_SEEK_BEG);    </div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;</div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;    int64 <a class="code" href="classduye_1_1_file.html#ac6fcba569be2065d8b41c80471e2280b" title="get file pointer offset from header">tell</a>();</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;</div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;    int64 <a class="code" href="classduye_1_1_file.html#ac76de1b8d839f3317427a1fc80f288a2" title="read file">read</a>(int8* buffer, <span class="keyword">const</span> uint64 size);</div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;</div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;    int64 <a class="code" href="classduye_1_1_file.html#a78f0fdbe2a1f8fe814f66a3bcdf30484" title="write file">write</a>(<span class="keyword">const</span> int8* data, <span class="keyword">const</span> uint64 length);</div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;</div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;    uint8* <a class="code" href="classduye_1_1_file.html#a116729cef62855059b90cfbb8f1add46" title="get last error string">error</a>(); </div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;</div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;    <span class="keywordtype">bool</span> orgOpen(<span class="keyword">const</span> int32 flags, <span class="keyword">const</span> uint32 mode);</div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;</div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;    <span class="comment">// set file path</span></div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;    <span class="keywordtype">bool</span> setFilePath(<span class="keyword">const</span> int8* filePath);</div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;</div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;    int32   m_fd;</div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;    int32   m_flags;</div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;    int8    m_path[<a class="code" href="duye__type_8h.html#ae688d728e1acdfe5988c7db45d6f0166" title="limits number for path max length">PATH_MAX</a>];</div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;    uint32  m_pathLen;</div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;    <a class="code" href="classduye_1_1_error.html">Error</a>   m_error;</div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;};</div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;</div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;}</div>
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